Finding the Third Proportional to 1,004,118 and 1,404,453

Step by Step Solution

1. Step 1: Write the proportion equation
   1,004,118 : 1,404,453 = 1,404,453 : x
2. Step 2: Convert to fraction form
   1,004,118/1,404,453 = 1,404,453/x
3. Step 3: Cross multiply
   1,004,118x = 1,404,453 × 1,404,453
4. Step 4: Simplify right side
   1,004,118x = 1,972,488,229,209
5. Step 5: Solve for x
   x = 1,972,488,229,209/1,004,118
6. Step 6: Final answer
   x = 1,964,398.83